Stridor

Abnormal breath sounds by narrowing of the airways is called stridor (Latin stridor, hiss ', ' pipe ', plural Stridores ).

After the appearance at A - ( inspiration ) and exhalation ( expiration), a distinction:

  • Inspiratory stridor: breath sounds by inhalation, typical of constriction or obstruction of the upper airway ( larynx, trachea, main bronchi ). Example for causes: epiglottitis, croup, croup, thyroid enlargement ( goiter), foreign body aspiration, benign or malignant tumors of the respiratory tract or in organs in the mediastinum, one-sided or double-sided vocal cord paralysis.
  • Expiratory stridor: breath sounds on the exhale, typical of obstructive lung diseases, such as bronchial asthma

After the localization of the constriction can be distinguished:

  • Stridor nasal spine: narrowing in the nose ( Nasus ), mostly as a " sniffle "
  • Stridor pharyngeal: constriction in the throat ( pharynx ), mostly as a " snoring "
  • Stridor laryngealis: constriction in the larynx (voice box ), mostly as "pipes"
  • Stridor trachealis: constriction in the windpipe ( trachea), mostly as a " hum "
  • Symptom of disease in the ear, nose and throat medicine
  • Disease symptom in pneumology
751665
de